title: Aging of the reproductive system in the male hamster: behavioral and endocrine patterns.
mesh_terms: D000375:Aging; D000818:Animals; D001835:Body Weight; D006224:Cricetinae / Q000502:physiology*; D005640:Follicle Stimulating Hormone / Q000097:blood; D005837:Genitalia, Male / Q000502:physiology*; D007986:Luteinizing Hormone / Q000097:blood; D008297:Male; D008647:Mesocricetus / Q000502:physiology*; D009929:Organ Size; D010870:Pineal Gland / Q000502:physiology*; D012726:Sexual Behavior, Animal; D013737:Testis / Q000033:anatomy & histology; D013739:Testosterone / Q000097:blood
chemical_list: D013739:Testosterone; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone